Chemical word equations

Front

What are the reactants in a chemical reaction?

Back

The reactants are the substances that react together in a chemical reaction.

Front

What symbol indicates that a chemical reaction has occurred?

Back

The symbol '→' indicates that a chemical reaction has occurred.

Front

What are the new substances formed in a chemical reaction called?

Back

The new substances formed in a chemical reaction are called products.

Front

In a word equation, what do the reactants represent?

Back

In a word equation, the reactants represent the substances that react together.

Front

Write the word equation for the reaction of iron and sulfur to produce iron(II) sulfide.

Back

iron + sulfur → iron sulfide

Front

What is a word equation in chemistry?

Back

A word equation is a way of representing a chemical reaction using the names of the reactants and products.

Front

What is the purpose of balancing a chemical equation?

Back

The purpose of balancing a chemical equation is to ensure that the number of atoms for each element is the same on both sides of the equation.

Front

What does the arrow in a chemical equation signify?

Back

The arrow in a chemical equation signifies the direction of the reaction, indicating that reactants are transformed into products.

Front

What is the difference between reactants and products?

Back

Reactants are the starting substances in a chemical reaction, while products are the substances formed as a result of the reaction.

Front

Can a chemical reaction occur without a catalyst?

Back

Yes, a chemical reaction can occur without a catalyst, but a catalyst can speed up the reaction.